package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.Result;
import com.itheima.service.CheckInfoService;
import com.itheima.service.MemberService;
import com.itheima.service.ReportService;
import com.itheima.service.SetmealService;
import com.itheima.utils.DateUtils;
import net.sf.jasperreports.engine.JasperCompileManager;
import net.sf.jasperreports.engine.JasperExportManager;
import net.sf.jasperreports.engine.JasperFillManager;
import net.sf.jasperreports.engine.JasperPrint;
import net.sf.jasperreports.engine.data.JRBeanCollectionDataSource;
import org.apache.poi.xssf.usermodel.XSSFCell;
import org.apache.poi.xssf.usermodel.XSSFRow;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.*;

/**
 * 报表操作
 */
@RestController
@RequestMapping("/report")
public class ReportController {
    @Reference
    private MemberService memberService;
    @Reference
    private SetmealService setmealService;

    //会员数量折线图数据
    @RequestMapping("/getMemberReport")
    public Result getMemberReport(){
        Map<String,Object> map = new HashMap<>();
        List<String> months = new ArrayList();
        Calendar calendar = Calendar.getInstance();//获得日历对象，模拟时间就是当前时间
        //计算过去一年的12个月
        calendar.add(Calendar.MONTH,-12);//获得当前时间往前推12个月的时间
        for(int i=0;i<12;i++){
            calendar.add(Calendar.MONTH,1);//获得当前时间往后推一个月日期
            Date date = calendar.getTime();
            months.add(new SimpleDateFormat("yyyy.MM").format(date));
        }
        map.put("months",months);

        List<Integer> memberCount = memberService.findMemberCountByMonths(months);
        map.put("memberCount",memberCount);
        return new Result(true, MessageConstant.GET_MEMBER_NUMBER_REPORT_SUCCESS,map);
    }

    //套餐预约占比饼形图
    @RequestMapping("/getSetmealReport")
    public Result getSetmealReport(){
        //使用模拟数据测试使用什么样的java对象转为饼形图所需的json数据格式
        Map<String,Object> data = new HashMap<>();

        /*List<String> setmealNames = new ArrayList<>();
        setmealNames.add("体检套餐");
        setmealNames.add("孕前检查套餐");
        data.put("setmealNames",setmealNames);*/
        try{
            List<Map<String,Object>> setmealCount = setmealService.findSetmealCount();
            data.put("setmealCount",setmealCount);

            List<String> setmealNames = new ArrayList<>();
            for (Map<String, Object> map : setmealCount) {
                String name = (String) map.get("name");//套餐名称
                setmealNames.add(name);
            }

            data.put("setmealNames",setmealNames);
            return new Result(true,MessageConstant.GET_SETMEAL_COUNT_REPORT_SUCCESS,data);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false,MessageConstant.GET_SETMEAL_COUNT_REPORT_FAIL);
        }
    }

    @Reference
    private ReportService reportService;
    @Reference
    private CheckInfoService checkInfoService;

    //运营数据统计
    @RequestMapping("/getBusinessReportData")
    public Result getBusinessReportData(){
        try{
            Map<String,Object> data = reportService.getBusinessReportData();
            return new Result(true,MessageConstant.GET_BUSINESS_REPORT_SUCCESS,data);
        }catch (Exception e){
            return new Result(false,MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }

    //导出运营数据
    @RequestMapping("/exportBusinessReport")
    public Result exportBusinessReport(HttpServletRequest request, HttpServletResponse response){
        try{
            Map<String,Object> result = reportService.getBusinessReportData();
            //取出返回结果数据，准备将报表数据写入到Excel文件中
            String reportDate = (String) result.get("reportDate");
            Integer todayNewMember = (Integer) result.get("todayNewMember");
            Integer totalMember = (Integer) result.get("totalMember");
            Integer thisWeekNewMember = (Integer) result.get("thisWeekNewMember");
            Integer thisMonthNewMember = (Integer) result.get("thisMonthNewMember");
            Integer todayOrderNumber = (Integer) result.get("todayOrderNumber");
            Integer thisWeekOrderNumber = (Integer) result.get("thisWeekOrderNumber");
            Integer thisMonthOrderNumber = (Integer) result.get("thisMonthOrderNumber");
            Integer todayVisitsNumber = (Integer) result.get("todayVisitsNumber");
            Integer thisWeekVisitsNumber = (Integer) result.get("thisWeekVisitsNumber");
            Integer thisMonthVisitsNumber = (Integer) result.get("thisMonthVisitsNumber");
            List<Map> hotSetmeal = (List<Map>) result.get("hotSetmeal");

            String filePath = request.getSession().getServletContext().getRealPath("template")+ File.separator+"report_template.xlsx";
            //基于提供的Excel模板文件在内存中创建一个Excel表格对象
            XSSFWorkbook excel = new XSSFWorkbook(new FileInputStream(new File(filePath)));
            //读取第一个工作表
            XSSFSheet sheet = excel.getSheetAt(0);

            XSSFRow row = sheet.getRow(2);
            row.getCell(5).setCellValue(reportDate);//日期

            row = sheet.getRow(4);
            row.getCell(5).setCellValue(todayNewMember);//新增会员数（本日）
            row.getCell(7).setCellValue(totalMember);//总会员数

            row = sheet.getRow(5);
            row.getCell(5).setCellValue(thisWeekNewMember);//本周新增会员数
            row.getCell(7).setCellValue(thisMonthNewMember);//本月新增会员数

            row = sheet.getRow(7);
            row.getCell(5).setCellValue(todayOrderNumber);//今日预约数
            row.getCell(7).setCellValue(todayVisitsNumber);//今日到诊数

            row = sheet.getRow(8);
            row.getCell(5).setCellValue(thisWeekOrderNumber);//本周预约数
            row.getCell(7).setCellValue(thisWeekVisitsNumber);//本周到诊数

            row = sheet.getRow(9);
            row.getCell(5).setCellValue(thisMonthOrderNumber);//本月预约数
            row.getCell(7).setCellValue(thisMonthVisitsNumber);//本月到诊数

            int rowNum = 12;
            for(Map map : hotSetmeal){//热门套餐
                String name = (String) map.get("name");
                Long setmeal_count = (Long) map.get("setmeal_count");
                BigDecimal proportion = (BigDecimal) map.get("proportion");
                row = sheet.getRow(rowNum ++);
                row.getCell(4).setCellValue(name);//套餐名称
                row.getCell(5).setCellValue(setmeal_count);//预约数量
                row.getCell(6).setCellValue(proportion.doubleValue());//占比
            }

            //使用输出流进行表格下载,基于浏览器作为客户端下载
            OutputStream out = response.getOutputStream();
            response.setContentType("application/vnd.ms-excel");//代表的是Excel文件类型
            response.setHeader("content-Disposition", "attachment;filename=report.xlsx");//指定以附件形式进行下载
            excel.write(out);

            out.flush();
            out.close();
            excel.close();
            return null;
        }catch (Exception e){
            return new Result(false,MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }

    //导出体检报告到PDF文件并提供客户端下载
    @RequestMapping("/exportCheckInfoReport4PDF")
    public Result exportCheckInfoReport4PDF(Integer orderId, HttpServletRequest request, HttpServletResponse response){
        try{

            //取出返回结果数据，准备将报表数据写入到pdf文件中
            Map map = checkInfoService.findByorderId(orderId);
            String sex = (String)map.get("sex");
            if("1".equals(sex)){
                map.put("sex","男");
            }else if("2".equals(sex)){
                map.put("sex","女");
            }
            List<Map> list=null;
            List<Map<String, Object>> checkgroupList = checkInfoService.findAllCheckgroupAndCheckitem(orderId);
            list = new ArrayList<>();
            for (Map<String, Object> checkgroup : checkgroupList) {
                List<Map> checkitemList = (List<Map>) checkgroup.get("checkitemMap");
                for (Map checkitem : checkitemList) {
                    Map map1 = new HashMap();
                    map1.put("checkgroupName",checkgroup.get("checkgroupName").toString());
                    map1.put("checkitemName",checkitem.get("checkitemName").toString());
                    if(checkitem.get("content")!=null){
                        map1.put("content",checkitem.get("content").toString());
                    }else{
                        map1.put("content","");
                    }
                    list.add(map1);
                }
            }

            //动态获取pdf模板文件绝对磁盘路径
            String jrxmlPath = request.getSession().getServletContext().getRealPath("template") + File.separator + "checkInfo.jrxml";
            String jasperPath = request.getSession().getServletContext().getRealPath("template") + File.separator + "checkInfo.jasper";

            //编译模板
            JasperCompileManager.compileReportToFile(jrxmlPath, jasperPath);

            //填充数据---使用JavaBean数据源方式填充
            JasperPrint jasperPrint =
                    JasperFillManager.fillReport(jasperPath,map,
                            new JRBeanCollectionDataSource(list));

            //创建输出流，用于从服务器写数据到客户端浏览器
            ServletOutputStream out = response.getOutputStream();
            response.setContentType("application/pdf");
            response.setHeader("content-Disposition", "attachment;filename=checkInfo.pdf");

            //输出文件
            JasperExportManager.exportReportToPdfStream(jasperPrint,out);

            out.flush();
            out.close();

            return null;
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false, MessageConstant.GET_BUSINESS_REPORT_FAIL);
        }
    }
    @RequestMapping("/findCountOfOrder")
    public Result findCountOfOrder(){
        List<List> all=new ArrayList<List>();
        List<String> first=new ArrayList<String>();
        first.add("product");
        first.add("预约");
        first.add("未到诊");
        first.add("已到诊");
        first.add("完成");
        first.add("取消");
        all.add(first);
        Calendar calendar = Calendar.getInstance();
        calendar.add(Calendar.MONTH,-12);
        List<String> list=new ArrayList<String>();
        for(int i=0;i<12;i++){
            calendar.add(Calendar.MONTH,1);
            list.add(new SimpleDateFormat("yyyy-MM").format(calendar.getTime()));
        }
        for(String time:list){
            List<Object> date=new ArrayList<Object>();
            date.add(time);
            String[] split = time.split("-");
            String[] split1 = split[1].split("");
            Map<String,String> map=new HashMap<>();
            if(Integer.parseInt(split[1])>=11){
                String one=split[0]+"-"+(Integer.parseInt(split[1])-1)+"-"+31;
                String two=split[0]+"-"+Integer.parseInt(split[1])+"-"+31;
               /* String one=split[0]+"-"+"0"+(Integer.parseInt(split1[1])-1)+"-"+31;
                String two=split[0]+"-"+"0"+Integer.parseInt(split1[1])+"-"+31;*/
                map.put("first",one);
                map.put("second",two);
            }else if(Integer.parseInt(split[1])==10 ){
                String one=split[0]+"-"+"09"+"-"+31;
                String two=split[0]+"-"+Integer.parseInt(split[1])+"-"+31;
                map.put("first",one);
                map.put("second",two);

            }
            else if(Integer.parseInt(split1[1])>=2 && Integer.parseInt(split[1])<10 ){
                String one=split[0]+"-"+"0"+(Integer.parseInt(split1[1])-1)+"-"+31;
                String two=split[0]+"-"+"0"+(Integer.parseInt(split1[1]))+"-"+31;
                map.put("first",one);
                map.put("second",two);
            }
            else if(Integer.parseInt(split1[1])==1 && Integer.parseInt(split[1])<10 ){
                String one=(Integer.parseInt(split[0])-1)+"-"+"12"+"-"+31;
                String two=split[0]+"-"+"01"+"-"+31;
                map.put("first",one);
                map.put("second",two);
            }


            Integer num1=memberService.findNumOfOrder(map);
            date.add(num1);
            Integer num2=memberService.findNumOfDaozhen(map);
            date.add(num2);
            Integer num3=memberService.findNumOfWeidaozhen(map);
            date.add(num3);
            Integer num4=memberService.findNunOfWancheng(map);
            date.add(num4);
            Integer num5=memberService.findMumOfQuxiao(map);
            date.add(num5);
            all.add(date);


        }
        return new Result(true,null,all);
    }
}
